powerpc/powernv: Properly set "host-ipi" on IPIs

Otherwise KVM will fail to pass them through to the host

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

1 files changed, 4 insertions, 2 deletions

diff --git a/arch/powerpc/sysdev/xics/icp-opal.c b/arch/powerpc/sysdev/xics/icp-opal.c
index c96c0cb95d87..f9670eabfcfa 100644
--- a/arch/powerpc/sysdev/xics/icp-opal.c
+++ b/arch/powerpc/sysdev/xics/icp-opal.c
@@ -120,14 +120,16 @@ static void icp_opal_cause_ipi(int cpu, unsigned long data)
 {
         int hw_cpu = get_hard_smp_processor_id(cpu);
 
+        kvmppc_set_host_ipi(cpu, 1);
         opal_int_set_mfrr(hw_cpu, IPI_PRIORITY);
 }
 
 static irqreturn_t icp_opal_ipi_action(int irq, void *dev_id)
 {
-        int hw_cpu = hard_smp_processor_id();
+        int cpu = smp_processor_id();
 
-        opal_int_set_mfrr(hw_cpu, 0xff);
+        kvmppc_set_host_ipi(cpu, 0);
+        opal_int_set_mfrr(get_hard_smp_processor_id(cpu), 0xff);
 
         return smp_ipi_demux();
 }